Tropical Agroforestry (Tropical Agriculture) PDF
Preview Tropical Agroforestry (Tropical Agriculture)
title: Tropical Agroforestry author: Huxley, P. A. publisher: Blackwell Publishing Ltd. isbn10 | asin: print isbn13: 9780632040476 ebook isbn13: 9780632062379 language: English subject Agroforestry--Tropics. publication date: 1999 lcc: S494.5.A45H925 1999eb ddc: 634.9/9/0913 subject: Agroforestry--Tropics. Page iii Tropical Agroforestry Peter Huxley Page iv © 1999 Blackwell Science Ltd Editorial Offices: Osney Mead, Oxford OX2 0EL 25 John Street, London WC1N 2BL 23 Ainslie Place, Edinburgh EH3 6AJ 350 Main Street, Malden MA 02148 5018, USA 54 University Street, Carlton Victoria 3053, Australia 10, rue Casimir Delavigne 75006 Paris, France Other Editorial Offices: Blackwell Wissenschafts-Verlag GmbH Kurfürstendamm 57 10707 Berlin, Germany Blackwell Science KK MG Kodenmacho Building 710 Kodenmacho Nihombashi Chuo-ku, Tokyo 104, Japan The right of the Author to be identified as the Author of this Work has been asserted in accordance with the Copyright, Designs and Patents Act 1988. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, except as permitted by the UK Copyright, Designs and Patents Act 1988, without the prior permission of the publisher. First published 1999 Set in 9.5 on 11.5pt Times by Best-set Typesetter Ltd., Hong Kong Printed and bound in Great Britain by The University Press, Cambridge The Blackwell Science logo is a trade mark of Blackwell Science Ltd, registered at the United Kingdom Trade Marks Registry DISTRIBUTORS Marston Book Services Ltd PO Box 269 Abingdon Oxon OX14 4YN (Orders: Tel: 01235 465500 Fax: 01235 465555) USA Blackwell Science, Inc. Commerce Place 350 Main Street Malden, MA 02148 5018 (Orders: Tel: 800 759 6102 781 388 8250 Fax: 781 388 8255) Canada Login Brothers Book Company 324 Saulteaux Crescent Winnipeg, Manitoba R3J 3T2 (Orders: Tel: 204 837-2987 Fax: 204 837-3116) Australia Blackwell Science Pty Ltd 54 University Street Carlton, Victoria 3053 (Orders: Tel: 03 9347 0300 Fax: 03 9347 5001) A catalogue record for this title is available from the British Library ISBN 0-632-04047-5 Library of Congress Cataloging-in-Publication Data is available For further information on Blackwell Science, visit our website: www.blackwell-science.com Page v This book is for Jenny Page vii CONTENTS Preface ix Acknowledgements x Section I 1 1 3 Introduction 2 8 The Nature of Agroforestry 3 19 A Need for Agroforestry? 4 25 Agroforestry and the Farmer: Why Use Woody Plants? 5 39 Animal Agroforestry 6 51 Agroforestry and Soil and Water Conservation Recommended Reading 64 Section II 67 7 69 The Pros and Cons of 'Woodiness' 8 82 Learning from Growing Crops 9 92 Agroforestry and the Use of Environmental Resources: The 'Promise' of Agroforestry 10 103 Plant Spacing and Arrangement: An Essential Management Tool 11 109 Resource Allocation in Plants Recommended Reading 118 Section III 119 12 121 The TreeCrop Interface: A Key to Biological Success or Failure in Agroforestry 13 130 Competition and Complementarity 14 144 Measuring the Efficiency of Agroforestry Systems Recommended Reading 152 Section IV 153 15 155 Trees in Support of Agriculture: More about Trees 16 164 Classifying Multipurpose Trees: What Are Functional Types? 17 174 Phenology: Understanding Plant Behaviour 18 185 The Form and Nature of Root Systems 19 202 Pruning and Tree Management: Some Practical Aspects 20 213 Helpful Associations: Soil Biota, Nitrogen Fixing Organisms and Mycorrhizas 21 224 Propagation, Planting Out and Tree Protection Recommended Reading 237 Section V 239 22 241 'Patchiness': Living in the Real World 23 247 Trees and Their Environment Page viii 24 259 Agroforestry and Site Modification: Nutrient Recycling and Soil Organic Matter 25 280 Agroforestry and Sustainability Recommended Reading 291 Section VI 293 26 295 Introducing the Philosophy and Practice of Agroforestry Research 27 312 Agroforestry Field Experimentation: A First Approach Recommended Reading 325 Appendix 1 327 Some Characteristics of Trees (and Other Woody Perennials) for Consideration in Agroforestry Appendix 2 331 Some Equipment Used in Agroforestry Research References 335 Index 355
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